ZIP code · Central · Alaska · United States
ZIP code 99730 — Central
ZIP code 99730 serves Central, Alaska.
- Postal code
- 99730Single source Value from one source, not cross-checked.
- City
- Central
- County
- Yukon-Koyukuk (CA) FIPS 02290
- State
- Alaska
- Country
- United States
- Coordinates
- 65.4681, -144.7489 — precision estimated (postal-area centroid)
View on OpenStreetMap - Population
- 98 (ZCTA, ACS 5-year)
- Population density
- 0 / sq mi
- Land area
- 6,470.2 sq mi (16,757.7 km²) (ZCTA, ACS 5-year)
- Median household income
- $19,211
- Per-capita income
- $24,619
- Median age
- 47.6
- Households
- 56
- Housing units
- 237
- Median home value
- $80,800
- Congressional district
- AK At-large (119th Congress)
- USDA hardiness zone
- 3b (-35 to -30 °F)Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
- Area code
- 907Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
Tools: compare 99730 with another ZIP · ZIPs within 25 miles · distance from 99730
Nearby localities
Map of ZIP code 99730
Climate — monthly normals
Warmest month Jul (avg high 72°F), coldest Jan (avg low -23°F).
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Avg high °F | -9 | 1 | 15 | 40 | 59 | 71 | 72 | 65 | 52 | 27 | 4 | -5 |
| Avg low °F | -23 | -19 | -13 | 11 | 31 | 42 | 45 | 39 | 28 | 10 | -12 | -20 |
| Precip in | 0.4 | 0.3 | 0.2 | 0.3 | 0.7 | 2.6 | 2.6 | 1.8 | 1.4 | 0.8 | 0.4 | 0.5 |
NOAA 1991–2020 climate normals from the nearest station: CIRCLE HOT SPRINGS (3.5 mi) · NOAA NCEI
Places in ZIP 99730
- 1 schools
- 1 post offices
Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology
About this page
US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.
GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page